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Dr Clayton Jane Amanda

Dr Clayton Jane Amanda

B.Sc (Hons), B.Med, FRACP

Senior Consultant

Specialty: Rheumatology

Clinical Appointments

  • Senior Consultant Rheumatology Changi General HospitalChangi General Hospital


Dr Clayton completed her basic medical and rheumatology training in Australia. She has been practising as a rheumatologist in Singapore since 2011 in the public sector. She has an interest in general rheumatological conditions and advocates for a holistic approach to treatment including healthy eating and lifestyle.


  • FRACP – 2009, Australia
  • B.Med – 1999, Newcastle, Australia
  • B.Sc(Hons) – 1992, Newcastle, Australia

Professional Appointments and Committee Memberships

  • Advanced Trainee in Rheumatology - Hunter New England Area Health Service NSW Australia, 2005 to 2006
  • Advanced Trainee in Rheumatology - Prince of Wales Hospital Randwick, Sydney NSW, Australia, 2008 to 2009
  • Advanced Trainee in Rheumatology - Royal Prince Alfred Hospital Camperdown, Sydney NSW Australia, 2009 to 2010
  • Associate Consultant - Jurong Health/Alexandra Hospital, 2011 to 2013
  • Associate Lecturer - Psychology Department of Psychology University of Newcastle, NSW Australia, 1996 to 1999
  • Clinical Senior Lecturer - YLL School of Medicine, 2013 to 2018
  • Consultant - Jurong Health/Alexandra Hospital /NTFGH, 2013 to 2018
  • Intern - Prince of Wales Hospital, Sydney NSW Australia, 2000 to 2001
  • Medical Escort Doctor - International SOS Hong Kong, 2006 to 2007
  • Medical Registrar (Basic Physician Trainee) - Prince of Wales Hospital, Sydney NSW Australia, 2002 to 2005
  • Medical Writer - CMP Medical Hong Kong, 2007 to 2008
  • Member - Australian Rheumatology Association, 2005 to present
  • Member - Singapore Society of Rheumatology, 2011 to present
  • Research Assistant - Department of Psychiatry University of New South Wales /Prince Henry Hospital, Sydney, NSW Australia, 1993 to 1994
  • Resident Medical Officer - Prince of Wales Hospital, Sydney NSW Australia, 2001 to 2002


Research Interests


  • Lahiri M, Santosa A, Teoh LK, Clayton JA, Lim SY, Teng GG1, Cheung PPM (2017). Use of complementary and alternative medicines is associated with delay to initiation of disease-modifying anti-rheumatic drug therapy in early inflammatory arthritis. Int J Rheum Dis. 20(5):567-575.
  • Teng GG, Cheung PP, Lahiri M, Clayton JA, Chew LC, Koh ET, Koh WH, Lau TC, Ng SC, Thong BY, Vasudevan AR, Yoong JK, Leong KH. (2014). Singapore Chapter of Rheumatologists Consensus Statement on the Eligibility for Government Subsidy of Biologic Disease Modifying Anti-Rheumatic Agents for Treatment of Rheumatoid Arthritis. Annals of the Academy of Singapore. Ann Acad Med Singapore, 43: 400-11.
  • Kitzing, B O’Toole, S Waugh, A Clayton, J McGill, N and Allman, K. (2009) Hepatobiliary scintigraphy of cholecystitis secondary to vasculitis in polyarteritis nodosa. Cases journal 2 (1) 9300.
  • Peisah, C, Brodaty, H, Luscombe, G, Kruk, J and Anstey, K (1999). The Parent-Adult_Child Relationship Questionnaire (PACQ): The assessment of the relationship of adult children to their parents. Aging and Mental Health, 3:1, 28.
  • Kruk, J Sachdev, P and Singh, S (1995). Neuroleptic induced respiratory dyskinesia. Journal of Clinical Neuropsychiatry and Clinical Neurosciences, 7: 223-229.
  • Sachdev, P and Kruk, J (1996). Restlessness: the anatomy of a neuropsychiatric symptom. Australian and New Zealand Journal of Psychiatry, 30: 38-53.
  • Sachdev, P Kruk, J Kneebone, M and Kissane, D (1995). Clozapine-induced neuroleptic malignant syndrome: report and review of new cases. Journal of Clinical Psychopharmacology, 15: 365-371.
  • Sachdev, P and Kruk, J (1994). Clinical characteristics and predisposing factors in acute drug-induced akathisia. Archives of General Psychiatry, 51: 963-974.

Research Trials